
<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Document</title>
    {% block style %}
    {% endblock style %}
</head>
<body>
    {% block header %}
    <div>公共头部</div>
    {% endblock header %}
    <div>
        {% block content %}
        <div>公共base.html->主体代码</div>
        {% endblock content %}
        <div>侧栏效果</div>
    </div>
    <div>公共脚部</div>
</body>
</html>